What was the final temperature of the gold
A 4.80 g nugget of pure gold absorbed 284 J of heat. What was the final temperature of the gold if the initial temperature was 28.0°C? The specific heat of gold is 0.129 J/(g·°C).
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The gas is then compressed by the piston so that its final volume is half the initial volume. The final pressure of the gas is 2.2 atm. What is the final temperature of the gas in degrees Celsius?
Calculate the mass of copper that could be made from 4.0 g of copper oxide
After a day of testing race cars, you decide to take your own 1500 kg car onto the test track. While moving down the track at 10.0 m/s, you uniformly accelerate to 27.0 m/s in 10 s. What is the average net force that you have applied to the car du
Calculate the longest wavelength visible to the human eye. given 164kJ/mol
The acid-dissociation constants of phosphoric acid (H3PO4) are Ka1 = 7.5 × 10-3, Ka2 = 6.2 × 10-8, 25) and Ka3 = 4.2 × 10-13 at 25.0 °C. What is the molar concentration of phosphate ion in a 2.5 M aqueous solution of phosphor
A space station, in the form of a wheel 135 m in diameter, rotates to provide an "artificial gravity" of 3.50 m/s2 for persons who walk around on the inner wall of the outer rim. Find the rate of rotation of the wheel (in revolutions per minute) t
Abolition was arguably the most important reform of the era. It would become an explosive issue that tore the nation apart. Discuss the objectives of the movement and describe the methods the leaders employed.& ;
A solution is prepared by adding some solid BaCO3 to water and allowing the solid to come to equilibrium with the solution. What are the concentrations of Ba2+ and CO32- in the solution?
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